Future use is marginal. This is a ‘secondary’ discourse-based interpretation, similar to the use of the English progressive in “I’m coming to see you tonight”.
Example:
En efu a man dati wini en, a kondre e kon bun zeker.
[and if the man that win it the country IPFV come good surely]
'And if that man wins it [the election], the country will surely improve.'
(Winford 2000a: 397)
Source: Winford 2002: 425
Source: Winford 2002: 423
Source: Winford 2002: 424
Source: Voorhoeve 1957: 378
Source: Winford 2002: 424
Source: Winford 2002: 425
Source: Winford 2002: 398